RL10 engine
Input Parameters
ParameterValue
p_c3275010
eps56.1
MR5
r_c0.123
F73400
cea_fuH2 (100%)
cea_oxO2(L) (100%)
coolant_fuHydrogen (100%)
coolprop_fuhydrogen
coolprop_oxoxygen
T_gas_fu_in200
T_gas_ox_in100
T_coolant_in33
p_coolant_in6900000
theta_conv25
R_1f1.5
R_2f3
R_3f0.5
length_fraction0.713
L_star0.95
roughness_height1.17e-06
wall_thickness0.00031
Optimal Values
ParametersValue
MR5
p_c3275010
T_c3.29e+03
F73400
eps56.1
L_star0.95
c_star2.4e+03
p_amb100000
Isp_ideal_amb452
Isp_vac469
Isp_amb50.3
Isp_SL44.8
CF_vac1.92
CF_amb0.206
CF_SL0.183
mdot16
mdot_fu2.66
mdot_ox13.3
t_stay0.000972
A_t0.0117
A_e0.655
r_t0.061
r_e0.457
V_c0.0111
npts15
This is the report outlining the Pyskyfire simulation of the regenerative cooling of the RL10 engine. Reference data is largely collected from NASA, Binder, 1997, RL10 Modelling Project.
RL10 engine contour
Comparison between simulations presented in NASA, Binder 1997, and Pyskyfire.
Hot wall and cold wall temperature predicted by Pyskyfire.